Finding the Fourth Proportional to 16,471.33, 22,730.61 and 8,917.82

Step by Step Solution

1. Step 1: Write the proportion equation
   16,471.33 : 22,730.61 = 8,917.82 : x
2. Step 2: Convert to fraction form
   16,471.33/22,730.61 = 8,917.82/x
3. Step 3: Cross multiply
   16,471.33x = 22,730.61 × 8,917.82
4. Step 4: Simplify right side
   16,471.33x = 202,707,374.82
5. Step 5: Solve for x
   x = 202,707,374.82/16,471.33
6. Step 6: Final answer
   x = 12,306.68